Electric rice cooker



FIG. 1 is a perspective view of an electric rice cooker showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side elevation thereof; and,

FIG. 7 is a right side elevation thereof. 

The ornamental design for an electric rice cooker, as shown. 